cat tongue

The left picture is a black cat with her tongue sticking out with the word "blep" at the bottom. The right picture is a tuxedo cat with his tongue licking his lips with the word "mlem" at the bottom.

What is the Difference Between Mlem and Blep in Cats?

Caitlin Dempsey

Both actions involve cats with their tongues out so it's understandable that people might be confused: what is the difference between a mlem and a blep?